Datasheet

ADP8860
Rev. 0 | Page 9 of 52
35
5
10
15
20
25
30
V
IN
= 3.6V
I
D1:D7
= 30mA
0
I
OUT
(mA)
00.2 2.01.81.61.41.21.00.80.60.4
V
HR
(V)
–40°C
+25°C
+85°C
+105°C
07967-106
Figure 11. Typical Diode Current vs. Current Sink Headroom Voltage (V
HR
)
1
–5
–4
–3
–2
–1
0
V
IN
= 3.6V
V
D1:D7
= 0.40V
–6
I
OUT
DEVIATION (%)
–40 –10 20 50 80 110
JUNCTION TEMPERATURE (°C)
07967-107
Figure 12. Typical Change In Diode Current vs. Temperature
7
6
5
4
3
2
1
R
OUT
(Ω)
0
–40 –20 0 20 40 60 80 100
TEMPERATURE (°C)
I
OUT
= 100mA
G = 1× @ V = 3.6V
G = 1.5× @ V
IN
= 3V
G = 2× @ V
IN
= 2.5V
IN
07967-108
Figure 13. R
OUT
vs. Temperature
1.0
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
R
OUT
(Ω)
V
IN
(V)
+25°C
+85°C
+105°C
–40°C
I
OUT
= 100mA
07967-109
Figure 14. Typical ROUT (G = 1×) vs. V
IN
10
9
8
7
6
5
4
3
2
1
0
2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
I
OUT
(mA)
V
IN
(V)
+25°C
+85°C
+105°C
–40°C
V
OUT
= 80% OF V
IN
07967-110
Figure 15. Typical Soft Start Current, I
SS
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
2.5 3.0 3.5 4.0 4.5 5.0 5.5
THRESHOLD (V)
V
IN
(V)
V
IL
= +25°C
V
IL
= +85°C
V
IL
= –40°C
V
IH
= +25°C
V
IH
= +85°C
V
IH
= –40°C
07967-111
Figure 16. Typical I
2
C Thresholds, V
IH
and V
IL